diff options
| author | Micky Ching <micky_ching@realsil.com.cn> | 2014-10-10 05:58:44 (GMT) |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-11-25 16:18:48 (GMT) |
| commit | 5cb5d9616a47d5383a85379afa4429382ef46b38 (patch) | |
| tree | cecbc166e912f9ac1f40dcb32ad2b2fec5be8684 /drivers/mfd/rts5227.c | |
| parent | 130dd5b039dcbab7bcb2fdce0bb3cc7347b08b29 (diff) | |
| download | linux-5cb5d9616a47d5383a85379afa4429382ef46b38.tar.xz | |
mfd: rtsx: Fix PM suspend for 5227 & 5249
Fix rts5227&5249 failed send buffer cmd after suspend,
PM_CTRL3 should reset before send any buffer cmd after suspend.
Otherwise, buffer cmd will failed, this will lead resume fail.
Signed-off-by: Micky Ching <micky_ching@realsil.com.cn>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/rts5227.c')
| -rw-r--r-- | drivers/mfd/rts5227.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mfd/rts5227.c b/drivers/mfd/rts5227.c index 9c8eec8..3240740 100644 --- a/drivers/mfd/rts5227.c +++ b/drivers/mfd/rts5227.c @@ -130,6 +130,12 @@ static int rts5227_extra_init_hw(struct rtsx_pcr *pcr) static int rts5227_optimize_phy(struct rtsx_pcr *pcr) { + int err; + + err = rtsx_gops_pm_reset(pcr); + if (err < 0) + return err; + /* Optimize RX sensitivity */ return rtsx_pci_write_phy_register(pcr, 0x00, 0xBA42); } |